13418790533 has 2 divisors, whose sum is σ = 13418790534. Its totient is φ = 13418790532.

The previous prime is 13418790491. The next prime is 13418790587. The reversal of 13418790533 is 33509781431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12767418049 + 651372484 = 112993^2 + 25522^2 .

It is a cyclic number.

It is not a de Polignac number, because 13418790533 - 2²⁶ = 13351681669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13418792533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6709395266 + 6709395267.

It is an arithmetic number, because the mean of its divisors is an integer number (6709395267).

Almost surely, 2^13418790533 is an apocalyptic number.

It is an amenable number.

13418790533 is a deficient number, since it is larger than the sum of its proper divisors (1).

13418790533 is an equidigital number, since it uses as much as digits as its factorization.

13418790533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 13418790533 in words is "thirteen billion, four hundred eighteen million, seven hundred ninety thousand, five hundred thirty-three".